Tools & Wizards About Us
guruchess.ru screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

guruchess.ru

Шахматная школа. Научим играть в шахматы. Бесплатно! Курсы для детей и взрослых - GuruChess.ru

Page Load Speed

12.2 sec in total

First Response

3.8 sec

Resources Loaded

7.8 sec

Page Rendered

530 ms

guruchess.ru screenshot

About Website

Visit guruchess.ru now to see the best up-to-date Guru Chess content for Russia and also check out these interesting facts you probably never knew about guruchess.ru

Мы обучим вас играть в шахматы. С нуля до уровня мастера. Учим детей и взрослых. Бесплатно. Играйте с тренером или с компьютером

Visit guruchess.ru

Key Findings

We analyzed Guruchess.ru page load time and found that the first response time was 3.8 sec and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

guruchess.ru performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.157

74/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

guruchess.ru

3809 ms

css

22 ms

_652094b904e53b5d25bfff064e4b3f20.css

378 ms

_838de4930cf3f649c25c7ebcea76d46d.js

660 ms

_351ebe56ecd2c7aac97f98cb3768d54c.js

222 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 90% of them (61 requests) were addressed to the original Guruchess.ru, 4% (3 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Guruchess.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (24%)

Content Size

5.2 MB

After Optimization

3.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Guruchess.ru main page is 5.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 132.9 kB

  • Original 153.1 kB
  • After minification 152.8 kB
  • After compression 20.2 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 132.9 kB or 87% of the original size.

Image Optimization

-24%

Potential reduce by 1.1 MB

  • Original 4.7 MB
  • After minification 3.6 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Guru Chess needs image optimization as it can save up to 1.1 MB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 139 B

  • Original 224.2 kB
  • After minification 224.2 kB
  • After compression 224.0 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 2.2 kB

  • Original 67.4 kB
  • After minification 67.4 kB
  • After compression 65.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Guruchess.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (20%)

Requests Now

61

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guru Chess. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

guruchess.ru

guruchess.ru

3809 ms

css

css

22 ms

_652094b904e53b5d25bfff064e4b3f20.css

_652094b904e53b5d25bfff064e4b3f20.css

378 ms

_838de4930cf3f649c25c7ebcea76d46d.js

_838de4930cf3f649c25c7ebcea76d46d.js

660 ms

_351ebe56ecd2c7aac97f98cb3768d54c.js

_351ebe56ecd2c7aac97f98cb3768d54c.js

222 ms

adsbygoogle.js

adsbygoogle.js

106 ms

_6ac029c85506b1502ec4be6baf0a3301.js

_6ac029c85506b1502ec4be6baf0a3301.js

123 ms

watch.js

watch.js

20 ms

dots.png

dots.png

153 ms

guruchess_logo-240x84.png

guruchess_logo-240x84.png

152 ms

transparent-250x250.png

transparent-250x250.png

153 ms

wP.png

wP.png

151 ms

bP.png

bP.png

256 ms

transparent-980x400.png

transparent-980x400.png

256 ms

home-top-grid1-482x226.png

home-top-grid1-482x226.png

376 ms

home-top-grid2-482x226.png

home-top-grid2-482x226.png

906 ms

home-top-grid3-482x226.png

home-top-grid3-482x226.png

570 ms

002-55x55.jpg

002-55x55.jpg

257 ms

waterfall-model-55x55.jpg

waterfall-model-55x55.jpg

376 ms

001-evgeniy-zuenko-sovsport.ru-150x150.jpg

001-evgeniy-zuenko-sovsport.ru-150x150.jpg

377 ms

002-andrey-sizyakin-sport-express-150x150.jpg

002-andrey-sizyakin-sport-express-150x150.jpg

380 ms

transparent-430x430.png

transparent-430x430.png

570 ms

001-sovsport.ru-250x250.png

001-sovsport.ru-250x250.png

900 ms

002-sport-express.ru-250x250.png

002-sport-express.ru-250x250.png

903 ms

003-newdaynews.ru-250x250.png

003-newdaynews.ru-250x250.png

570 ms

004-gazeta.ru-250x250.png

004-gazeta.ru-250x250.png

901 ms

transparent-30x30.png

transparent-30x30.png

901 ms

guruchess.png

guruchess.png

902 ms

transparent-51x32.png

transparent-51x32.png

903 ms

journal-icons.svg

journal-icons.svg

895 ms

journal-icons.woff

journal-icons.woff

893 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xk.ttf

35 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsosBO5Xk.ttf

35 ms

000-430x430.png

000-430x430.png

141 ms

002-430x430.png

002-430x430.png

719 ms

143-430x430.png

143-430x430.png

720 ms

002-450x300.jpg

002-450x300.jpg

552 ms

waterfall-model-450x300.jpg

waterfall-model-450x300.jpg

552 ms

001-450x300.png

001-450x300.png

553 ms

loader.gif

loader.gif

143 ms

coloredbg.png

coloredbg.png

143 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

337 ms

esDR31xSG-6AGleN2tWklQ.ttf

esDR31xSG-6AGleN2tWklQ.ttf

32 ms

playNow-1920x1080.jpg

playNow-1920x1080.jpg

563 ms

google-desktop.php

google-desktop.php

142 ms

context.js

context.js

814 ms

02-100x75.jpg

02-100x75.jpg

110 ms

guruchess-api-100x75.jpg

guruchess-api-100x75.jpg

119 ms

001-430x430.png

001-430x430.png

325 ms

003-430x430.png

003-430x430.png

444 ms

004-430x430.png

004-430x430.png

327 ms

005-430x430.png

005-430x430.png

113 ms

016-430x430.png

016-430x430.png

435 ms

017-430x430.png

017-430x430.png

544 ms

018-430x430.png

018-430x430.png

221 ms

019-430x430.png

019-430x430.png

331 ms

020-430x430.png

020-430x430.png

540 ms

021-430x430.png

021-430x430.png

437 ms

139-430x430.png

139-430x430.png

441 ms

140-430x430.png

140-430x430.png

551 ms

141-430x430.png

141-430x430.png

548 ms

142-430x430.png

142-430x430.png

552 ms

144-430x430.png

144-430x430.png

555 ms

a01-250x250.png

a01-250x250.png

650 ms

a02-250x250.png

a02-250x250.png

653 ms

a03-250x250.png

a03-250x250.png

658 ms

a05-250x250.png

a05-250x250.png

665 ms

a04-250x250.png

a04-250x250.png

671 ms

Accessibility Review

guruchess.ru accessibility score

77

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

guruchess.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

guruchess.ru SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guruchess.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Guruchess.ru main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

guruchess.ru

Open Graph data is detected on the main page of Guru Chess. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: